题目内容

蔗糖中还原糖检查所用试液

A. 碱性枸橼酸铜试液
B. 硝酸汞试液
C. 磺基水杨酸溶液(1-5)
D. 碘试液
E. 草酸铵试液

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专家型教师相对于新手型教师在解决问题过程中的优势主要在于( )。

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A. 2 4
B. -2 2
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